timestamp	ip	host	browser	uri
20180221-03:19:07	50.19.34.255	ec2-50-19-34-255.compute-1.amazonaws.com	CCBot/2.0 (http://commoncrawl.org/faq/)	/robots.txt
20180221-03:19:07	50.19.34.255	ec2-50-19-34-255.compute-1.amazonaws.com	CCBot/2.0 (http://commoncrawl.org/faq/)	/robots.txt